Active:Gragas rolls a cask to the target location, granting sight around it, which then explodes after 4 seconds, dealing magic damage to all surrounding enemies, increased by 43% against champions and monsters, and slowing them for 1.3 seconds. Reactivating Barrel Roll immediately detonates the cask.

Active:Gragas hurls cask to the target location which explodes upon impact, damaging all nearby enemies and knocking them away from the epicenter of the explosion, while also briefly granting sight of nearby surroundings.